3/8"/1/2" Industrial Composite Twin Hammer Mechanism Air Impact Wrench

Square Drive:3/8"(TI-5304);1/2"(TI-5400)
Capacity (Bolt Size):14mm(9/16")            
Free Speed:10;000Rpm            
Max. Torque:280Ft-Lb(380N-M)                      
Overall Length:143mm (5-5/8")                   
Air Inlet:1/4"(Pt/Npt)                         
Air Hose:3/8"(i.d.)                        
Air Consumption:4Cfm(113L/Min.)
Net Weight:1.33Kgs(2.65Lbs)
Air Pressure:90 Psi
Noise Level:88Dba
Vibration:3 M/S2